UNDERCLAYS

Noun

underclays

plural of underclay

Source: Wiktionary


UNDERCLAY

Un"der*clay`, n. (Geol.)

Definition: A stratum of clay lying beneath a coal bed, often containing the roots of coal plants, especially the Stigmaria.

Source: Webster’s Unabridged Dictionary 1913 Edition



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Word of the Day

25 November 2024

ONCHOCERCIASIS

(noun) infestation with slender threadlike roundworms (filaria) deposited under the skin by the bite of black fleas; when the eyes are involved it can result in blindness; common in Africa and tropical America


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Coffee Trivia

The expression “coffee break” was first attested in 1952 in glossy magazine advertisements by the Pan-American Coffee Bureau.

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